Home / 177,861.01-245,530.91-105,241.07

Finding the Fourth Proportional to 177,861.01, 245,530.91 and 105,241.07

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Solution

The fourth proportional to 177,861.01, 245,530.91 and 105,241.07 is: 145,281.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,861.01 : 245,530.91 = 105,241.07 : x
  2. Step 2: Convert to fraction form
    177,861.01/245,530.91 = 105,241.07/x
  3. Step 3: Cross multiply
    177,861.01x = 245,530.91 × 105,241.07
  4. Step 4: Simplify right side
    177,861.01x = 25,839,933,932.61
  5. Step 5: Solve for x
    x = 25,839,933,932.61/177,861.01
  6. Step 6: Final answer
    x = 145,281.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.